I like dogs. You always know what a dog is thinking. It has four moods. Happy, sad, cross and concentrating. Also, dogs are faithful and they do not tell lies because they cannot talk.
Science should serve humanity, not the other way around.
开始是工作最重要的一部分(赢在起跑点/好的开始就成功了一半)。
应该做官就做官,应该辞职就辞职,应该继续干就继续干,应该马上走就马上走。